Alert archive / Mississippi / Flash Flood Warnings in 2019
Flash Flood Warning 9, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 11, 2019, 6:22 PM CDT for Stone County, Mississippi. It was in force for 6 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 11, 2019, 6:22 PM CDT (23:22 UTC)
- Expired
- May 12, 2019, 12:15 AM CDT
- In force
- 6 hr
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Emergency
- Flash flood emergency
- Flood severity
- None
County Stone County, MS
The radar
The Mobile radar (KMOB), 90 km from the middle of the area, began a volume at 23:21 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 11, 6:58 PM CDT | FLASH FLOOD | Perkinston, MS | NUMEROUS ROADS UNDER WATER WITH HIGH WATER RESCUES ONGOING ACROSS THE COUNTY. SEVERAL VEHICLES TRAPPED ON ROADWAYS BY WATER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 11.4 hours before the alert went out and 80 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1608 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.1
The text
As transmitted.
099
WGUS54 KMOB 112322
FFWMOB
MSC131-120515-
/O.NEW.KMOB.FF.W.0009.190511T2322Z-190512T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
622 PM CDT Sat May 11 2019
...FLASH FLOOD EMERGENCY FOR STONE COUNTY MISSISSIPPI...
The National Weather Service in Mobile has issued a
* Flash Flood Warning for...
Stone County in southeastern Mississippi...
* Until 1215 AM CDT.
* At 620 PM CDT, Stone County Emergency Management reports numerous
high water rescues ongoing in Stone County Mississippi. Numerous
roadways are closed due to flash flooding. Stone County Emergency
Management officials encourage residents to stay off the roadways.
Widespread rainfall amounts of 9 to 13 inches has been reported
across much of Stone county, including around the Wiggins,
Perkinston, and Whites Crossing communities. Additional
thunderstorms will bring additional very heavy rains through the
evening hours.
THIS IS A FLASH FLOOD EMERGENCY FOR STONE COUNTY MISSISSIPPI. THIS
IS A PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW!
* Some locations that will experience flooding include...
Wiggins, Perkinston and McHenry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. This is an extremely dangerous and
life-threatening situation. Do not attempt to travel unless you are
fleeing an area subject to flooding or under an evacuation order.
&&
LAT...LON 3091 8934 3090 8889 3069 8890 3068 8919
3070 8934
$$1 follow-up statement
123
WGUS74 KMOB 120145
FFSMOB
Flash Flood Statement
National Weather Service Mobile AL
845 PM CDT Sat May 11 2019
MSC131-120515-
/O.CON.KMOB.FF.W.0009.000000T0000Z-190512T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Stone MS-
845 PM CDT Sat May 11 2019
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
STONE COUNTY...
At 835 PM CDT, Stone County Emergency Management reported that high
water rescues had come to an end. However, numerous roads remain
closed with significant flash flooding still ongoing throughout the
county.
At 840 PM CDT, Doppler radar indicated that the the heaviest showers
and thunderstorms were exiting to the east of Stone county, with
only a few left over light rain showers. Widespread 9 to 13 inches
of rain has fallen, so excessive runoff from heavy rains will
continue to result in flash flooding this evening. Never attempt to
cross a flooded roadway.
Some locations that will experience flooding include...
Wiggins, Perkinston and McHenry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3091 8934 3090 8889 3069 8890 3068 8919
3070 8934
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 8:01 PM CDT | Special Weather Statement | MOB | Greene | 44 min |
| May 10, 8:39 PM CDT | Areal Flood Advisory | MOB | Stone | 3 hr |
| May 10, 9:54 PM CDT | Special Weather Statement | MOB | Stone | 36 min |
| May 10, 10:07 PM CDT | Areal Flood Advisory | MOB | Perry, Stone | 3 hr |
| May 10, 10:10 PM CDT | Special Weather Statement | MOB | Stone | 50 min |
| May 10, 10:18 PM CDT | Severe Thunderstorm Warning | MOB | George, Perry, Stone | 42 min |
| May 10, 10:46 PM CDT | Flash Flood Warning | MOB | Stone | 6 hr |
| May 10, 10:49 PM CDT | Special Weather Statement | MOB | George | 26 min |
| May 10, 10:55 PM CDT | Severe Thunderstorm Warning | MOB | Stone | 35 min |
| May 10, 11:18 PM CDT | Special Weather Statement | MOB | Greene | 27 min |
| May 10, 11:22 PM CDT | Special Weather Statement | MOB | George | 23 min |
| May 11, 3:39 AM CDT | Special Weather Statement | MOB | Perry | 51 min |
| May 11, 4:18 AM CDT | Special Weather Statement | MOB | Stone | 42 min |
| May 11, 4:28 AM CDT | Flash Flood Warning | MOB | Stone | 7 hr |
| May 11, 4:29 AM CDT | Special Weather Statement | MOB | Perry | 46 min |
| May 11, 4:56 AM CDT | Flash Flood Warning | MOB | Perry | 7 hr |
| May 11, 5:22 AM CDT | Special Weather Statement | MOB | George | 68 min |
| May 11, 5:26 AM CDT | Special Weather Statement | MOB | George | 64 min |
| May 11, 6:02 AM CDT | Special Weather Statement | MOB | Greene | 43 min |
| May 11, 6:09 AM CDT | Special Weather Statement | MOB | Stone | 51 min |
| May 11, 7:02 AM CDT | Special Weather Statement | MOB | George | 58 min |
| May 11, 11:26 AM CDT | Flash Flood Warning | MOB | George, Perry, Stone | 6 hr |
| May 11, 12:01 PM CDT | Special Weather Statement | MOB | George | 44 min |
| May 11, 1:18 PM CDT | Severe Thunderstorm Warning | MOB | Stone | 42 min |
| May 11, 1:54 PM CDT | Special Weather Statement | MOB | Stone | 51 min |
| May 11, 2:46 PM CDT | Severe Thunderstorm Warning | MOB | George, Stone | 29 min |
| May 11, 3:48 PM CDT | Areal Flood Advisory | MOB | George | 3 hr |
| May 11, 5:11 PM CDT | Flash Flood Warning | MOB | George, Perry, Stone | 6 hr |
| May 11, 5:46 PM CDT | Severe Thunderstorm Warning | MOB | Stone | 44 min |
| May 11, 6:35 PM CDT | Special Weather Statement | MOB | Stone | 40 min |
Nearby
Flash Flood Warnings in Mississippi, 2019Every flash flood warning in 2019
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.